#3B430B#3B430B

#3B430B is a dark, moderate yellow. Relative luminance 0.050; OKLCH L 36.4% C 0.076 H 117.6°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#3B430B
RGB	rgb(59, 67, 11)
HSL	hsl(69, 72%, 15%)
HSV	hsv(69, 84%, 26%)
CMYK	cmyk(11.9%, 0%, 83.6%, 73.7%)
CIE-LAB	lab(26.64, -11.78, 30.66)
CIE-LCH	lch(26.64, 32.85, 111.01°)
OKLab	oklab(36.36% -0.0354 0.0677)
OKLCH	oklch(36.36% 0.076 117.6)
XYZ	xyz(3.8713, 4.9683, 1.0716)
Luminance	0.0497 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B430B #130B43

analogous

#432F0B #3B430B #1F430B

triadic

#3B430B #0B3B43 #430B3B

tetradic

#3B430B #0B432F #130B43 #430B1F

square

#3B430B #0B432F #130B43 #430B1F

split-complementary

#3B430B #0B1F43 #2F0B43

monochromatic

#171A04 #171A04 #3B430B #697814 #98AC1C

Accessibility & contrast

On white

10.53

#3B430B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#3B430B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B430B

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B430B	#FFFFFF	#000000	##FFFFFF
##3B430B	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#483F02

Deuteranopia (green-blind)

#473F10

Tritanopia (blue-blind)

#3F3F38

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3b430b;
/* rgb */ color: rgb(59, 67, 11);
/* oklch */ color: oklch(36.4% 0.076 117.6);

Tailwind

colors: {
  custom: {
    50: '#73774f',
    500: '#3b430b',
    950: '#000000',
  },
}

SCSS

$custom: #3b430b;
$custom-light: #73774f;
$custom-dark: #000000;

JSON

{
  "hex": "#3b430b",
  "rgb": {
    "r": 59,
    "g": 67,
    "b": 11
  },
  "hsl": {
    "h": 68.571,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.36359,
    "c": 0.07642,
    "h": 117.6
  },
  "luminance": 0.04968
}

Semantic roles & 50–950 ramp

primary

#3B430B

secondary

#362A80

accent

#39EF53

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#080802

muted

#7B7B78

Preview Lab

Preview with #3B430B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →